See a paper by Madison Grant, entitled "The Rocky Mountain Goat," published in the ninth annual report of the New York Zoological Society (1905).
It is not easy to say when any example of the bird first came under the eyes of British ornithologists; but in the Zoological Proceedings for Seriema.
- Practically, every botanical and zoological publication of recent date has its bearing on evolution.
Further references of great value will be found in the works of Bateson and Pearson referred to above, and in the annual volumes of the Zoological Record, particularly under the head " General Subject."
Lydekker in the Proceedings of the Zoological Society of London for 1904.